1218690564

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{159431}}^1$

素因数の和:159465

約数の個数: 72

約数和(自身を含む): 3562348608

約数和(自身を除く): 2343658044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 159431, 318862, 478293, 637724, 956586, 1116017, 1913172, 2072603, 2232034, 3348051, 4145206, 4464068, 6217809, 6696102, 7812119, 8290412, 12435618, 13392204, 14508221, 15624238, 23436357, 24871236, 29016442, 31248476, 43524663, 46872714, 58032884, 87049326, 93745428, 101557547, 174098652, 203115094, 304672641, 406230188, 609345282, 1218690564]

約数ペア:

[(1, 1218690564), (2, 609345282), (3, 406230188), (4, 304672641), (6, 203115094), (7, 174098652), (12, 101557547), (13, 93745428), (14, 87049326), (21, 58032884), (26, 46872714), (28, 43524663), (39, 31248476), (42, 29016442), (49, 24871236), (52, 23436357), (78, 15624238), (84, 14508221), (91, 13392204), (98, 12435618), (147, 8290412), (156, 7812119), (182, 6696102), (196, 6217809), (273, 4464068), (294, 4145206), (364, 3348051), (546, 2232034), (588, 2072603), (637, 1913172), (1092, 1116017), (1274, 956586), (1911, 637724), (2548, 478293), (3822, 318862), (7644, 159431)]